code: def dump_csv(df, filename, convert=False, **kwargs):
      """
      Dumps a pd.DataFrame to csv.
      :param df: the pd.DataFrame to save or equivalent object
      :param filename: a string or file-like object
      :param convert: whether to attempt to convert the given object to
      pd.DataFrame before saving the csv.
      """
      if convert:
          df = pd.DataFrame(df)
      assert hasattr(df, "to_csv"), (
          "Trying to dump object of class {} to csv while pd.DataFrame is "
          "expected. To attempt automatic conversion, set "
          "convert=True.".format(df.__class__)
      )
      df.to_csv(filename, **kwargs)
  
imports: import ast
  import sys
  import joblib
  import networkx
  import numpy
  import pandas
  import scipy.sparse
  from spektral.data.graph import Graph
label_desc: Use image node_id 4 for calling a global function with example usage: dump_csv(df, filename, convert) without return types